Side by side comparison and review of JVC TINYPHONES HA-KD9BT and Razer Opus X. Compare design, sound quality and other key specifications and features to simplify the choice of your perfect headphones. Our goal is to make it easier for you to decide on the headphones that will best meet your expectations by revealing the main differences between the products.
| DESIGN AND DIMENSIONS | JVC TINYPHONES HA-KD9BT | Razer Opus X |
|---|
| Product Type | Headphones - Bluetooth - wireless | Headphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | 120 g | 270 g | JVC TINYPHONES HA-KD9BT are lighter than JVC TINYPHONES HA-KD9BT headphones. |
| Colour | - | Mercury | Quartz | |
| Earpad Material | - | Nylon, protein-leather | |
| Design | Kids | - |
| SOUND QUALITY | JVC TINYPHONES HA-KD9BT | Razer Opus X |
|---|
| Headphones Form Factor | On-ear | Full size | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.2 | Bluetooth 5.0 | Razer Opus X have a more advanced version of Bluetooth than JVC TINYPHONES HA-KD9BT. |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | - | |
| Bluetooth Audio Codec | SBC | - | |
| Active Noise Cancelling | - | Yes | Razer Opus X are equipped with active noice cancellation. |
| Sound Output Mode | - | Stereo | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Sensitivity | 85 dB | - | |
| Impedance | 20 Ohm | - | |
| Diaphragm | - | 40 mm | |
| Magnet Material | Ferrite | - |
| MICROPHONE | JVC TINYPHONES HA-KD9BT | Razer Opus X |
|---|
| Form Factor | Built-in | Built-in | |
|---|---|---|---|
| Noise Cancelling | - | Yes | Razer Opus X microphone can cancel out ambient noise. |
| Microphones Included | - | 2 |
| REMOTE CONTROL | JVC TINYPHONES HA-KD9BT | Razer Opus X |
|---|
| Controls | Volume, power on/off | Volume |
|---|
| CABLE | JVC TINYPHONES HA-KD9BT | Razer Opus X |
|---|
| Cable Type | USB charge cable - detachable | USB-C to USB-A cable - detachable - 50 cm |
|---|
| BATTERY AND CHARGING | JVC TINYPHONES HA-KD9BT | Razer Opus X |
|---|
| Battery Type | 1 x headphone battery rechargeable | Headphone battery rechargeable | |
|---|---|---|---|
| Battery Life | 12 hour(s) | - | |
| Charging Time | 3 hour(s) | - | |
| Included Qty | 1 | - |
| CONNECTIONS | JVC TINYPHONES HA-KD9BT | Razer Opus X |
|---|
| Connector Type | Bluetooth USB (power only) (micro-USB) |
- |
|---|
| OTHERS | JVC TINYPHONES HA-KD9BT | Razer Opus X |
|---|
| Included Accessories | Stickers | USB-C to USB-A charging cable |
|---|
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